Tech

A peek into what’s cooking in our R&D lab

Galileo: Analysis and Reporting Of Experiments

Galileo: Analysis and Reporting Of Experiments   Summary In order to run an analysis on experiments running on Galileo, we have built the analysis and reporting module of Galileo. Instead of teams running their analysis manually, Galileo provides the results...

Galileo: Scalable Platform for Dynamic Configuration & Experimentation

Galileo: Scalable Platform for Dynamic Configuration & Experimentation Summary In order to unify feature toggling and experimentation, consolidate existing tools and enable data-driven decision making in Careem, we have built a custom, state-of-the-art dynamic configuration and experimentation platform internally named...

CrazyWall – Graph-based Identity Fraud Detection

Careem has had rapid growth in popularity, exceeding 50 million user accounts today. It has also recently expanded from just ride-hailing into other services such as payments, food, groceries, and more in an attempt to become the Middle East’s leading...

A Week of Learning Agile Development

Away from the hustle of production work, we organized a series of team activities to grow our agile development capabilities. Each full-day of activity was themed: Day 1 — Refactoring Day 2 — Code Smells Day 3 — Testing Legacy...

Crisis, Replication and A/B Testing

Background “Science is in a methodological crisis” — this seems to be a common sentiment among academics. In a survey of 1,500 researchers, 70% of them said they had failed to replicate another scientist’s experiment [1]. In a 2009 study, 14%...